King Checkout Validation
by Lightcone
Validates cart, address, customer info. Implements VAT, house number, apartment checks, length checks, smart matching. reduces returns. Defines shopping future.
Trend
8 snapshots · since 2026-09-14Where it ranks
Order limits · vs 4 wk agoAlso Marketing and conversion #790 of 6,513 by reviews · Checkout other #41 of 442 by reviews, #22 on the Shopify App Store.
Ranked around it by reviews
Order limits · 168 apps-
22
Cart Block: checkout validatorNextools · 4.7★ · ↑ 2 places
26 reviews
+6 ahead -
23
Nexo ‑ Order Limits QuantityNexusio · 5.0★ · no change
24 reviews
+4 ahead -
24
RuffRuff Order LimitsTsun Inc. · 5.0★ · ↓ 2 places
23 reviews
+3 ahead -
25
King Checkout Validation (this app)Lightcone · 5.0★ · no change
20 reviews
-
26
Pify Order Limits Quantitypifyapp · 5.0★ · ↑ 2 places
20 reviews
0 behind -
27
Min&Max Limits by Limitsifyreginapps · 4.4★ · ↓ 1 place
20 reviews
0 behind -
28
EZ Checkout Controller | RulesCasual Ecommerce Apps · 4.3★ · ↓ 1 place
18 reviews
2 behind
Next up: RuffRuff Order Limits is 3 reviews ahead.
Listing vocabulary in Order limits
share of the 168 listings using each term · 14 not in this listinglimits53%checkout44%rules38%quantity36%cart23%minimum18%moq14%maximum13%purchase13%control13%max12%quantities12%b2b11%block11%min11%limit10%
Ranks are this app's position among the apps ShopAppDB lists in each category, from Shopify App Store data updated weekly; "by reviews" orders by review count, "listing position" by rating then reviews. "On the Shopify App Store" is where apps.shopify.com itself placed the app in that subcategory's listing when ShopAppDB last walked it, counting organic cards only.
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